#include <REGX52.H>

void Delay(unsigned int xms)		//@11.0592MHz
{
	unsigned char i, j;
  while(xms--)
	{	
		i = 2;
		j = 239;
		do
		{
				while (--j);
		} while (--i);
	}
}

unsigned char 	NixieTable[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F};

void Nixie(unsigned char Location,Number)
{
	
	switch(Location)
	{
		case 1:P2_4=1;P2_3=1;P2_2=1;break;
		case 2:P2_4=1;P2_3=1;P2_2=0;break;
		case 3:P2_4=1;P2_3=0;P2_2=1;break;
		case 4:P2_4=1;P2_3=0;P2_2=0;break;
		case 5:P2_4=0;P2_3=1;P2_2=1;break;	
		case 6:P2_4=0;P2_3=1;P2_2=0;break;
		case 7:P2_4=0;P2_3=0;P2_2=1;break;
		case 8:P2_4=0;P2_3=0;P2_2=0;break;
	}
	P0=NixieTable[Number];
	Delay(1);
	P0=0x00l;
}
void main()
{

	while(1)
	{
			Nixie(1,6);
			Delay(1);
			Nixie(3,6);
			Delay(1);
			Nixie(2,6);
			Delay(1);
			Nixie(4,6);
			Delay(1);
			Nixie(5,6);
			Delay(1);
			Nixie(6,6);
			Delay(1);
			Nixie(7,6);
			Delay(1);
			Nixie(8,6);
			Delay(1);
		
	}

}